<template>
    <el-breadcrumb separator=">">
      <transition-group name="breadcrumb" >
<!--        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>-->
        <el-breadcrumb-item v-for="(item, index) in breadcrumbData" :key="item.path">
            <!--不可点击的-->
          <span class="no-redirect" v-if="index === breadcrumbData.length - 1">
            {{ generateTitle(item.meta.title) }}
          </span>
            <!--可点击的-->
          <span class="redirect" v-else @click="onLinkClick(item)">
            {{ generateTitle(item.meta.title) }}
          </span>
        </el-breadcrumb-item>
      </transition-group>
    </el-breadcrumb>
</template>

<script setup>
import { ref, watch } from "vue";
import {useRoute, useRouter} from "vue-router";
import { useStore } from "vuex";
import { generateTitle } from '@/utils/i18n'

// 生成数组数据 这个是路径名称
const breadcrumbData = ref([])
const getBreadcrumbData = () => {
  breadcrumbData.value = route.matched.filter(
      // 这个是路径名称
      (item) => item.meta && item.meta.title
  )
}
// 监听 路由变化
const route = useRoute()
watch(route,
    () => {
      getBreadcrumbData()
    },
    {
      immediate: true
    }
)

// 跳转点击事件
const router = useRouter()
const onLinkClick = (item) => {
  router.push(item.path)
}

// 将来需要主题替换，所以 hover 的颜色我们设置为 主色
const store = useStore()
const linkHoverColor = ref(store.getters.cssVar.menuBg)
</script>

<style lang="scss" scoped>
.el-breadcrumb {
  display: inline-block;
  font-size: 14px;
  line-height: 50px;
  margin-left: 8px;

  .redirect {
    color: #666;
    font-weight: 600;
    cursor: pointer;
  }

  .redirect:hover {
    // 将来需要进行主题替换，所以这里不去写死样式
    color: v-bind(linkHoverColor);
  }

  :deep .no-redirect {
    color: #97a8be;
    cursor: text;
  }
}
</style>
